mirror of
https://github.com/openharmony/distributedhardware_distributed_input.git
synced 2026-07-18 16:04:40 -04:00
liqiao49
70 lines
2.3 KiB
C++
70 lines
2.3 KiB
C++
/*
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* Copyright (c) 2023 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef DISTRIBUTED_INPUT_STATE_BASE_H
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#define DISTRIBUTED_INPUT_STATE_BASE_H
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#include <map>
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#include <mutex>
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#include <string>
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#include <linux/input.h>
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namespace OHOS {
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namespace DistributedHardware {
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namespace DistributedInput {
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/*
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* This enumeration class represents the two states of the peropheral:
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* THROUGH_IN : The state indicates the peripheral takes effect on the local device.
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* THROUGH_OUT : The state indicates that the peripheral takes effect at the remote device.
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*/
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enum class DhidState {
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THROUGH_IN = 0,
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THROUGH_OUT,
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};
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class DInputState {
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public:
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static DInputState &GetInstance()
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{
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static DInputState instance;
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return instance;
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};
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int32_t Init();
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int32_t Release();
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int32_t RecordDhids(const std::vector<std::string> &dhids, DhidState state, const int32_t &sessionId);
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int32_t RemoveDhids(const std::vector<std::string> &dhids);
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DhidState GetStateByDhid(std::string &dhid);
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private:
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~DInputState();
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void CreateSpecialEventInjectThread(const int32_t &sessionId, const std::vector<std::string> &dhids);
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void CheckKeyboardState(std::string &dhid, std::string &keyboardNodePath,
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std::vector<uint32_t> &keyboardPressedKeys, int &fd);
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void SpecEventInject(const int32_t &sessionId, std::vector<std::string> dhids);
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void RecordEventLog(const input_event &event);
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void WriteEventToDev(int &fd, const input_event &event);
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void CheckMouseKeyState(const int32_t &sessionId, const std::string &mouseNodePath,
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const std::string &mouseNodeDhId);
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private:
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std::mutex operationMutex_;
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std::map<std::string, DhidState> dhidStateMap_;
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};
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} // namespace DistributedInput
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} // namespace DistributedHardware
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} // namespace OHOS
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#endif // DISTRIBUTED_INPUT_STATE_BASE_H
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